<script setup lang="ts">
import { ref, reactive } from "vue";
import { graphic } from "echarts/core";
import { aqiLevel } from "@/api";
import {ElMessage} from "element-plus"

let colors = ['rgb(0,228,0)', 'rgb(255,255,0)', 'rgb(255,126,0)', 'rgb(255,0,0)', 'rgb(153,0,76)', 'rgb(126,0,35)'];

const option = ref({});
const data = ref([])


const itemStyles = [
  {
    color: 'rgb(0,228,0)',
  },
  {
    color: 'rgb(255,255,0)',
  },
  {
    color: 'rgb(255,126,0)',
  },
  {
    color: 'rgb(255,0,0)',
  },
  {
    color: 'rgb(153,0,76)',
  },
  {
    color: 'rgb(126,0,35)',
  },
]
const getData = () => {
  aqiLevel().then((res) => {
    console.log("左中--",res);
    if (res.code == 0) {
      const result:any = []
      Object.keys(res.data).forEach((k,index)=>{
        result.push({
          value:res.data[k],
          name: k,
          itemStyle: itemStyles[index],
        })
      })
      data.value = result
      setOption();
    }else{
      // ElMessage.error(res.msg)
    }
  }).catch(err=>{
    // ElMessage.error(err)
  });
};
getData();
const setOption = () => {
  option.value = {
    title: {
      top: "center",
      left: "center",
      // text: [`{value|${state.totalNum}}`, "{name|总数}"].join("\n"),
      textStyle: {
        rich: {
          value: {
            color: "#ffffff",
            fontSize: 24,
            fontWeight: "bold",
            lineHeight: 20,
            padding:[4,0,4,0]
          },
          name: {
            color: "#ffffff",
            lineHeight: 20,
          },
        },
      },
    },
    tooltip: {
      trigger: "item",
      backgroundColor: "rgba(0,0,0,.6)",
      borderColor: "rgba(147, 235, 248, .8)",
      textStyle: {
        color: "#FFF",
      },
    },
    series: [
      {
        name: "空气质量指数级别分布",
        type: "pie",
        radius: ["40%", "70%"],
        // avoidLabelOverlap: false,
        itemStyle: {
          borderRadius: 6,
          borderColor: "rgba(255,255,255,0)",
          borderWidth: 2,
        },
        color: colors,
        label: {
          show: true,
          formatter: "   {b|{b}}   \n   {c|{c}个}   {per|{d}%}  ",
          //   position: "outside",
          rich: {
            b: {
              color: "#fff",
              fontSize: 12,
              lineHeight: 26,
            },
            c: {
              color: "#31ABE3",
              fontSize: 14,
            },
            per: {
              color: "#31ABE3",
              fontSize: 14,
            },
          },
        },
        emphasis: {
          show: false,
        },
        legend: {
          show: false,
        },
        tooltip: { show: true },

        labelLine: {
          show: true,
          length: 20, // 第一段线 长度
          length2: 36, // 第二段线 长度
          smooth: 0.2,
          lineStyle: {},
        },
        data: data.value,
      },
    ],
  };
};
</script>

<template>
  <v-chart class="chart" :option="option" />
</template>

<style scoped lang="scss"></style>
